What is the difference between Red Bone Marrow and Yellow Bone Marrow?

Red Bone Marrow:-

1. It is a red coloured active haematopoietic tissue in end (epiphysis) of long bones.

2. It produces blood cells.

3. It is active and contains dividing cells.

Yellow Bone Marrow:

1. It is a yellow coloured inactive haemopoietic tissue in shaft of long bones.

2. It produces blood cells during emergency.

3. The cells are inactive and have more of fats.